Emerald|Lab Grown|IGI

20.10ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG790604140

Shape and cutting style on the report: Emerald cut

Certificate IGI LG790604140

Diamond specifications and retailer prices

From $6,447 USD
As of October 31, 2026
Save $2,183 USD (25%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $32,660 USD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 20.1ct lab-grown emerald diamond

This 20.1ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790604140 or 790604140. Listed at 10 retailers as of October 29, 2026, with a 34% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.10
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790604140
Dimensions18.68 × 13.02 × 8.06 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.68 mm13.02 mm20.10 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790604140
Side View
Table 64.0%Crown 34.9°Girdle: MediumPavilion 35.2°Culet: LargeDepth 61.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $32,660 USD|Low: $5,183 USD|High: $33,670 USD|Avg: $10,634 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2$6,447 USD
Retailer 9$6,875 USD
Retailer 3$6,925 USD
Retailer 8$7,107 USD
Retailer 10$7,270 USD
Retailer 5$7,460 USD
Retailer 4$8,630 USD
Retailer 6$8,845 USD
Retailer 7$9,097 USD
Brilliant Earth$32,660 USD

33 data points across 10 retailers

10 retailers$6,447 USD to $8,630 USD

Retailer 1
-
$5,893 USD
Price last confirmed 27 days ago
B+
Retailer 2
-
$6,447 USD
View
Retailer 3
-
$6,740 USD
View
Price last confirmed 37 days ago
B+
Retailer 4
-
$6,925 USD
HK$54,100 HKD
View
Retailer 5
-
$7,121 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$7,460 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$8,453 USD
View
Price last confirmed 28 days ago
B+
Retailer 8
-
$8,630 USD
€8,219 EUR
View
Retailer 9
-
$32,660 USD
View
Price under review
Most Expensive
Brilliant Earth
18808622A · Oct 10
$32,660 USD
View
Price under review
9 more retailers have this diamond
Prices start from $6,447 USDSave up to $2,183 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
20.10ct Emerald
$6,447 USD